A firefighting air tanker plane drops fire retardant in Hidden Valley at the Springs Fire on May 4 near Camarillo, Calif. Improving weather conditions are helping firefighters get the upper hand on the wildfire, which has grown to 28,000 acres and is now 56% contained. David McNew, Getty Images

A firefighter surveys burned hills near Hidden Valley at the Springs fire near Camarillo, Calif. David McNew, Getty Images

A column of elite U.S. Forest Service Hotshot firefighters walk along the edge of the black near Hidden Valley at the Springs Fire near Camarillo, Calif. David McNew, Getty Images

Two firefighters from Cameron Park Fire in Sacramento douse hot spots across the street from homes which escaped damage from the Springs wildfire in Deer Creek in Malibu, Calif. Kevork Djansezian, Getty Images

U.S. Forest Service firefighters stand watch in burned chaparral habitat at the Springs fire near Camarillo, Calif. David McNew, Getty Images

An Erickson Air-Crane firefighting helicopter makes a water drop in Hidden Valley at the Springs Fire near Camarillo. David McNew, Getty Images

An expansive luxury home sits in the distance as firefighters take a break while constructing firelines by hand at the Springs fire near Camarillo, Calif. David McNew, Getty Images

Hand crews work on the fire line near Point Mugu, Calif., on May 4. Damp air off the Pacific significantly reduced fire activity, which had been fueled by high winds and hot, dry air. Ringo H.W. Chiu, AP

A helicopter makes a drop on a hot spot near Point Mugu, Calif. Ringo H.W. Chiu, AP

Members of a hand crew take a rest along a hillside in Hidden Valley, Calif. Ringo H.W. Chiu, AP

Firefighters take a rest along a hillside in Hidden Valley, Calif. Ringo H.W. Chiu, AP

A firefighter from Stockton, Calif., gets into position May 3 in Hidden Valley, Calif. A huge wildfire raged through Southern California's coastal wilderness to the beach on May 2, then stormed back through canyons toward inland neighborhoods when winds reversed direction. Mel Melcon, Los Angeles Times, via AP

A rabbit runs from a wildfire burning along the Pacific Coast Highway near Point Mugu State Park in Ventura County, Calif., on May 3. Robyn Beck, AFP/Getty Images

Fire crews respond to a wind-driven vegetation fire that damaged this home on Highway 128 early on May 1 in Knights Valley, Calif. Crews battled two small wildfires on Wednesday in California wine country that were pushed by gusty winds. Kent Porter, The Press Democrat via AP

A wildfire burns through a forest at the Yellow Jacket Ranch east of Highway 128 near the Napa and Sonoma County line. Kent Porter, The Press Democrat, via AP